last year, of course, there was heat waves and all kinds of wild fires centered in texas, arizona, new mexico. it was extraordinarily hot in oklahoma. the previous year it was in russia. in 2009, there were exceptional conditions in southern australia, in the melbourne area. so these areas where the really hot and dry conditions leading to wild fires is moving around. we certainly don't expect them to occur every year, but we do expect more of them. are odds are changing for these to occur with climate change, with the global warming from the human influences on climate. >> woodruff: that's what i wanted to ask you about, too. as a scientist, what does this say is going on? >> i think it's... you know, you look out the window and you see climate change in action. this is the way it gets manifested. this normal weather events. there's the normal seasons. if we have june temperatures in march, well, you know, we have experienced them before because we get them in june. if we have a very mild winter, people like that because the winter isn't as cold. but we were breaking records then. now